pull up: move field initialization block if possible (IDEADEV-40576)

java/java-tests/testData/refactoring/extractSuperClass/fieldInitializationWithCast/after/Test.java

@@ -0,0 +1,7 @@
+public class Test {
+    final String x;
+
+    public Test() {
+        x = (String)"";
+    }
+}

java/java-tests/testData/refactoring/extractSuperClass/fieldInitializationWithCast/after/TestSubclass.java

@@ -0,0 +1,6 @@
+public class TestSubclass extends Test {
+
+    public TestSubclass() {
+        super();
+    }
+}

java/java-tests/testData/refactoring/extractSuperClass/fieldInitializationWithCast/before/Test.java

@@ -0,0 +1,7 @@
+public class Test {
+    final String x;
+
+    public Test() {
+        x = (String)"";
+    }
+}